How to Convert Powerpoint (PPT) to PDF in C# ByRegan Pun April 11, 2023 Updated June 22, 2025 Share: Unlock the power of seamless file conversion by watching this video to master converting PowerPoint presentations to PDF using C# and IronPDF in Visual Studio 2022, ensuring your documents maintain their original formatting and responsiveness with ease. more... In this tutorial, learn to convert a PowerPoint presentation to a PDF using C# and IronPDF within Visual Studio 2022. Start by uploading your PowerPoint file to Zamzar, an online tool, to convert it into an HTML file. Once the conversion is complete, download the HTML file, which will be in a zip format, containing all the necessary data. Switch to Visual Studio 2022, where IronPDF is pre-installed via the NuGet Package Manager. The tutorial demonstrates using the ChromePdfRenderer class from IronPDF to render the HTML file into a PDF document. Set the paper size to A2 and use a license key to activate IronPDF's full features. The code then converts the HTML to a PDF and saves it to your file system. Running the project generates a PDF that maintains the PowerPoint's original formatting and responsiveness. The video concludes with an offer for further support if needed, ensuring users can easily recreate the process.Further Reading: How to Convert Powerpoint (PPT) to PDF in C# show less